28
(GB)
Connections
Connections
3
Open the card pullers and pull out the BA and BB boards carefully. Be
careful not to pull the wires.
4
Switch the CN347, CN348 and CN349 connectors on the BA board.
75
Ω
(pin position 3) is selected at the factory.
Set to OPEN (pin position 1) when the input signal is distributed into
other equipment using a branch connector and is terminated at 75 ohms
on that equipment.
Note
The pin position of the CN350 connector is set at the factory as illustrated.
Do not change the setting.
5
Perform the steps
1
to
3
above in the reverse order to replace the BA
and BB boards.
BA board
Pin positions set at
the factory
How to switch the connector
BA and BB
boards
CN347
3 2 1
CN348
3 2 1
CN349
3 2 1
CN350
3 2 1
3
2
1
3
2
1
Switching the 75-ohm Terminate Connectors
Summary of Contents for VPH-G90E
Page 161: ...Others 161 GB Others ...
Page 321: ...Divers 161 FR Divers ...